pair,contact1,contact2,flow1,flow2 7rf8_R_,1,3,1,1 7rf8_R_,2,6,1,1 7rf8_R_,3,7,1,1 7rf8_R_,4,8,1,1 7rf8_R_,5,9,1,1 7rf8_R_,8,12,1,1 7rf8_R_,9,13,1,1 7rf8_R_,10,14,1,1 7rf8_R_,11,15,1,1 7rf8_R_,12,16,1,1 7rf8_R_,13,17,1,1 7rf8_R_,14,18,1,1 7rf8_R_,15,19,1,1 7rf8_R_,16,20,1,1 7rf8_R_,17,21,1,1 7rf8_R_,18,22,1,1 7rf8_R_,19,22,1,1 7rf8_R_,19,23,1,1 7rf8_R_,22,25,1,1 7rf8_R_,22,26,1,1 7rf8_R_,23,27,1,1 7rf8_R_,24,27,1,1